h1,h3 {
    text-align: center;
}
p2 {
    color: blue;
}
span {
    color: rgb(146,146,146);
    display: block;
    text-align: center;
}
img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 460px;
}    
.box {
    border-color:rgb(75, 175, 80) ;
    border-style: solid;
    border-width: 1px;
    margin-left: 10px;
    margin-right: 10px;
    padding-left: 5px;
    padding-right: 5px;
}
.indent {
    text-indent: 2em;
}